#2B4EA8#2B4EA8

#2B4EA8 is a mid, vivid blue. Relative luminance 0.088; OKLCH L 45.2% C 0.151 H 264.9°. Best body text is #FFFFFF at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#2B4EA8
RGB	rgb(43, 78, 168)
HSL	hsl(223, 59%, 41%)
HSV	hsv(223, 74%, 66%)
CMYK	cmyk(74.4%, 53.6%, 0%, 34.1%)
CIE-LAB	lab(35.57, 19.77, -52.10)
CIE-LCH	lch(35.57, 55.72, 290.78°)
OKLab	oklab(45.17% -0.0134 -0.15)
OKLCH	oklch(45.17% 0.151 264.9)
XYZ	xyz(10.7860, 8.7884, 38.1661)
Luminance	0.0879 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4EA8 #A8852B

analogous

#2B8DA8 #2B4EA8 #472BA8

triadic

#2B4EA8 #A82B4E #4EA82B

tetradic

#2B4EA8 #A82B8D #A8852B #2BA847

square

#2B4EA8 #A82B8D #A8852B #2BA847

split-complementary

#2B4EA8 #A8472B #8DA82B

monochromatic

#122147 #1F3777 #2B4EA8 #4269CF #7290DB

Accessibility & contrast

On white

7.61

#2B4EA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#2B4EA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4EA8

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4EA8	#FFFFFF	#000000	##FFFFFF
##2B4EA8	1.00	7.61	2.76	7.61
#FFFFFF	7.61	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C5AAB

Deuteranopia (green-blind)

#004EA6

Tritanopia (blue-blind)

#006473

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2b4ea8;
/* rgb */ color: rgb(43, 78, 168);
/* oklch */ color: oklch(45.2% 0.151 264.9);

Tailwind

colors: {
  custom: {
    50: '#767fc2',
    500: '#2b4ea8',
    950: '#000000',
  },
}

SCSS

$custom: #2b4ea8;
$custom-light: #767fc2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4ea8",
  "rgb": {
    "r": 43,
    "g": 78,
    "b": 168
  },
  "hsl": {
    "h": 223.2,
    "s": 59.242,
    "l": 41.373
  },
  "oklch": {
    "l": 0.45167,
    "c": 0.15056,
    "h": 264.9
  },
  "luminance": 0.0879
}

Semantic roles & 50–950 ramp

primary

#2B4EA8

secondary

#C2AA6C

accent

#B645E2

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #2B4EA8

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →